納期状況をご確認ください詳細説明VHM Cylinder Head Set RGV250 VJ23VHM are a respected manufacturer of high quality racing parts used by factory teams world wide，and we are now pleased to be able to offer their cylinder heads for use on the Suzuki RGV250 VJ23.The VHM cylinder head is designed with central spark plug position for superior burn，and removeable combustion chamber inserts so that changes of compression ratios are quick and simple，and no more wasted head gaskets thanks to the O-ring designThis head set comes with following parts：2x cylinder head 2x standard insert (11.40cc)We found during testing that if using the standard restricted CDI then the 11.4cc inserts are advisable (This is the default volume). However，if using a non restricted CDI such as the Zeeltronic PDCI-VJ23，then we advise using 12.0cc inserts. You can request different volume inserts by selecting the desired volume from the options below.This VHM head set uses the standard water hose spigots. The standard spark plugs may be used.Detailed instruction on the setting up of VHM heads can be found on their website at www.vhm.nlPlease note that the VHM products will be sent direct from the manufacturer，separate from other TYGA products，by airmail shipping. The price quoted includes this shipping option. If you need urgent delivery then we can offer other methods but the price will be affected and should be discussed prior to payment.注意点※画像には他の商品が含まれている場合があります。※取扱説明書が付属する場合は外国語となります。※輸入商材の為、納期が遅れる場合がございます。あらかじめご了承ください。※メーカー都合により商品の仕様変更がある場合がございます。ご了承ください。　※画像はイメージです。適合車種RGV250 RGV250   備考: VJ23商品番号VHM-RGV250VJ23[$$$][$$$][$$$][$$$][$$$][$$$][$$$][$$$][$$$]